1 /* Common hardware header file.
2 Copyright (C) 1998-2018 Free Software Foundation, Inc.
3 Contributed by Andrew Cagney and Cygnus Support.
5 This file is part of GDB, the GNU debugger.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 /* establish a type system */
25 #include "sim-basics.h"
27 /* construct a hw device */
28 #include "hw-device.h"
29 #include "hw-properties.h"
30 #include "hw-events.h"
32 #include "hw-instances.h"
33 #include "hw-handles.h"
36 /* Description of a hardware device */
38 typedef void (hw_finish_method
)
44 hw_finish_method
*to_finish
;
47 /* Helper functions to make the implementation of a device easier */
49 /* Go through the devices reg properties and look for those specifying
50 an address to attach various registers to */
52 void do_hw_attach_regs (struct hw
*me
);
54 /* Perform a polling read on FD returning either the number of bytes
55 or a hw_io status code that indicates the reason for the read
60 HW_IO_EOF
= -1, HW_IO_NOT_READY
= -2, /* See: IEEE 1275 */
63 typedef int (do_hw_poll_read_method
)
64 (SIM_DESC sd
, int, char *, int);
68 do_hw_poll_read_method
*read
,
71 unsigned size_of_buf
);
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